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2007 Silver Dollar Speedway/Placerville
Speedway
Wingless Sprints Rules and Racing Regulations
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a PDF of the official rules
Interpretation of, or amendment to, these rules may be made; however, at any
time. The rules and/or regulations set forth herein are designed to Provide
for the orderly conduct of racing events and to establish minimum acceptable
requirements for such events. These rules shall govern the condition of all
events, and by participating in these events, all registrants are deemed to
have complied with these rules. No express or implied warranty of safety
shall result from publications of, or compliance with these and/or
regulations. They are intended as a guide for the conduct of the sport and
are in no way a guarantee against injury or death to participants.
GENERAL RULES
1. Silver Dollar Speedway/Placerville Speedway Race Rules shall apply at all
Silver Dollar Speedway/Placerville Speedway events.
2. Silver Dollar Speedway/Placerville Speedway Officials shall have full
authority over Silver Dollar Speedway/Placerville Speedway Race Events. At
the discretion of the Official(s) in charge, any competitor may be
disqualified for rule violations or hazardous equipment or hazardous
actions.
3. All Silver Dollar Speedway/Placerville Speedway Vehicles subject to
inspection by an Official Tech Inspector at any time.
4. Approval of a Silver Dollar Speedway/Placerville Speedway Vehicle by the
Official Tech Inspector shall mean only that the Vehicle is approved for
participation in a competitive event and shall not construed in any way to
mean that the inspected Vehicle is guaranteed to be mechanically sound. Be
it further declared that the Speedway Tech Inspector shall not be liable,
nor shall Silver Dollar Speedway/Placerville Speedway for any mechanical
failure nor for any losses, injuries or death resulting from same.
5. Any un-sportsman like conduct by drivers, owners and/or pit crews shall
be grounds for disqualification and/or punitive action by the Officials and
will be strictly enforced. Owners and Drivers are responsible for the
conduct and actions of their crewmembers. Owners will be paid all Moneys and
must furnish the business office with their valid Social Security Number.
6. Absolutely NO Alcoholic beverages will be consumed by the drivers or
their pit crews prior to, or during an event. Use, Distribution or sale of
illegal drugs at ANY TIME shall be cause for immediate, indefinite
suspension.
7. All people in the pits must be at least 16 years of age (proof of age
required). Persons under 18 years of age must have a signed and notarized
Parental consent form signed by parent of Legal Guardian and said document
must be in the hands of the JPM Business Office Before participation.
NUMBER SPECIFICATIONS
Numbers must be a minimum of 14” in height and 2” wide on both sides of car.
Rear numbers may be smaller. NUMBERS WILL BE IN ACCORDANCE TO THE
REGULATIONS OR NO PAY OR POINTS to be issued for the program. All cars will
be painted in bright colors and the numbers will be in contrast. All cars
must meet the approval of the officials as to appearance.
GENERAL CHASSIS
1. Open to any sprint car chassis 1984 to present.
2. Minimum cage structure to be no less than 1 3/8” 0.0. with .095 minimum
wall thickness. cage MUST extend 2” above driver’s helmet. A halo bar will
be required if drivers helmet sits too high.
3. NO TITANIUM. NO EXCEPTIONS.
4. Motor, body, seat and fuel tank must be mounted to the centerline of the
chassis.
5. Wheelbase minimum of 82”. Wheel base maximum of 96”.
6. All cars must weigh 1700 Ibs. with driver and all driver’s equipment. You
can be weighed at any time during the event.
7. Bumpers and nerf bars must be sprint car type bars and securely bolted to
the chassis with minimum1/4” bolts. Bumpers and nerf bars will be
constructed of no less than 1” 0.0. and.60 wall thickness. Side nerf bars
may have a triangular or 4 point configuration and may not extend outside
rear tires.
DRIVE TRAIN
1. All drive trains must have a driveline or rear end coupler system (to
disengage rear end from engine). Torque arm drivelines not allowed. All
drivelines must be enclosed and have no more than 1 u-joint and that u-joint
must be at the front of the drive line.
2. Buckley Yokes OK.
3. Torque tube safety strap or hoop mandatory.
4. Any conventional quick change rear end is allowed with a maximum 2”
offset.
SUSPENSION
1. Any conventional torsion bar or coil-over suspension is allowed.
Combining the two is allowed
2. No independent rear suspension allowed.
3. Straight front axle only.
4. One shock per wheel.
5. NO COCKPIT ADJUSTABLE SUSPENSION DEVICES. NO EXCEPTIONS.
WHEELS AND TIRES
1. Any aluminum, or steel six-pin or spline wheel OK. Any wheel offset is
allowed.
2. Maximum wheel width: Front 10”, Left Rear 15”, Right Rear 18”.
3. Bead locks on all wheels recommended.
4. Right rear
Hoosier Racing tire, stamped M14 (HTW) or D25 Left rear Hoosier Racing
Tires, stamped D10 ,RD12 or D12 (HTW). This will be track tires and will
go into effect June 15th 2007.
BRAKES
1. Minimum left front and left inboard rear brake system. Front and rear
brakes must work at start of event. Rear brakes must work at ALL times.
Additional right rear brake OK.
2. Steel, cast iron or aluminum rotors only. No titanium.
BODY/GENERAL APPEARANCE/AERODYNAMIC DEVICES
1. Body/chassis must be well maintained. NO JUNK. PAINT OVER RUSTED HEADERS
ETC. Number must be legible and LARGE ENOUGH TO BE EASILY READ FROM THE
SCORING BOOTH. NO EXCEPTIONS.
2. Conventional sprint car hoods allowed. Conventional side panels and tail
tanks only.
3. NO AERODYNAMIC DEVICES ALLOWED. NO WINGS, WEDGES, FOILS, MODIFIED BELLY
PANS (flat only) OR UNDERSIDE MODIFICATIONS. NO EXCEPTIONS. THE OFFICIAL
DECISION WILL BE FINAL. No body part may be designed to trap air or
otherwise form a wind break except those to cool or protect the engine or
braking system .
4. Right side arm guard may not exceed 36” in height measured from top of
bottom frame rail.
5. Driver must be able to easily escape the car. Drivers will be asked to
demonstrate this capability.
6. Firewall will be solid metal and fit between the engine and the driver.
Access holes may be drilled for wiring and linkage.
7. Floorpan must extend from the firewall to the front of the driver’s seat.
FUEL SYSTEM
1. A securely mounted fuel cell with bladder is required. Midget or sprint
type is OK.
2. Minimum 25 Gallon tank. Maximum of 40 Gallons.
3. Fuel tanks may not be mounted to the chassis utilizing any portion of the
access plate or the nut plates bonded into the fuel bladder.
4. Mounting fuel tank to chassis: All mounting points must have inner and
outer plates attached to the shell. The plates must be of adequate size to
insure the tank being secure to the chassis. All tanks will have four
different mounts to the cage.
5. Tank vent MUST have check valve.
6. Fuel systems must have shut off device within reach of the driver, marked
in large bold block letters and painted a “Dayglow-Red” color for easy
identification. A Waterman Shut-off system is recommended for additional
safety.
7. All fuel lines and filters will be securely and safely mounted to the
satisfaction of the officials. NO EXCEPTIONS.
ENGINE
1. 360 cu. in. MAXIMUM. NO EXCEPTIONS.
2. Cast iron block and heads required. Stock valve angle (23 degrees for
Chevy).
3. Flat tappet cams only. Roller rockers and girdles OK.
4. Gear drive and dry sump oil systems OK.
5. Holley #4412 or Demon or 9647 Series 500 cfm. 2bbl. carburetor. Track
Go-No Go Gauge will monitor carburetor specifications.
6. 1 11/16” throttle bore; shafts and throttle plates must be stock. Choke
tower may be removed. External jets OK. THREE METAL throttle return springs
MANDATORY.
7. Venturi may be opened .010 over catalog specs.
8. Aluminum 4bbl. intake manifold OK.
1/2" pipe plug in valley area of the intake manifold,
(between carb. and dist.) to check cams with opening engines.
9. Bottom of carburetor may be no more than 4” from top of manifold. No ram
intakes allowed.
IGNITION & STARTING
1. Any ignition system or magneto allowed.
2. Must carry 12 volt battery. Recommended location: under driver’s seat.
3. If battery is WET TYPE, must be covered to prevent acid spills.
4. Cars must start each event from the staging WITHOUT ASSISTANCE. Cars
requiring assistance at original start must go to the back of the pack.
5. On board, working starters are REQUIRED.
6. Assisted starts from red flag work area, during red flag conditions OK.
7. Steel or approved aluminum shield that covers the flywheel mandatory when
bell housing is inside the cockpit.
8. Cars must have a clearly marked ON/OFF ignition switch within reach of
the driver and visible to rescue workers.
FUEL
1. RACING alcohol or gas only. No Nitro or Nitrous Oxide
2. NO ADDITIVES. Including oxygenated additives
3. No electric fuel pumps.
MUFFLERS
Mufflers are required. Mandatory 95dba @ 100 ft.
SAFETY
ALL SAFETY ITEMS WILL BE DESIGNED AND INSTALLED TO THE SATISFACTION OF THE
TECHNICAL INSPECTOR. NO EXCEPTION WILL BE MADE IN THE AREA OF SAFETY. ANY
ADJUSTMENTS OR ALTERATIONS SUGGESTED BY THE OFFICIALS WILL BE IMMEDIATELY
ENFORCED. YOU HAVE NO RECOURSE.
1. Racing seats ONLY. High back recommended.
2. Headrest must be high impact and energy absorbing
3. Seat must be mounted in 4 places to the chassis with minimum 3/8’ steel
bolt and nut.
4. Mounting hole in seat must have a 2” diameter mounting plate with a
minimum .060”
5. Seat belts must be 2 years old or newer. 5 point hook-up with 3” belts
minimum.
6. Roll cage padding required. Knee pads and guards required.
7. Quick release steering wheel mandatory.
8. Snell SA2000, SA2005 or newer helmets are required.
9. Arm restraints are mandatory.
10. Fire proof uniforms gloves and shoes are mandatory. SF13.2N1 rating
minimum.
11. Head socks or skirts mandatory.
12. Neck collars or HANS type device required. HANS type devices are highly
recommended.
FIRE SUITS
Any popular approved type, for example, Simpson, Nome,., etc., any color is
allowed. All drivers at all times must wear approved fire suits. For
example, testing, hot lapping, running on the track and racing. All gloves
and/or shoes or boots are optional. NO OPEN TOE SHOES ALLOWED.
SHOULDER STRAPS/HARNESS/SAFETY BELT REQUIREMENTS
Shoulder straps or harness and safety belts are mandatory and shall be worn
at all times when on track. Safety belts must be fastened behind the seat
and at least 6” or lower below the shoulder and sub-marine belt. Belts to
mounted to roll cage. Maximum age on belts 2 years.
GENERAL SAFETY REQUIREMENTS
1. A medical examination of all drivers may be required as needed by
officials.
2. Fire extinguishers are required in the every pit by car in working order.
3. All accelerators must be equipped with safety toe strap and proper return
springs.
4. All wrecked cars must be inspected by a safety official before
re-entering competition. A race car may be inspected by officials at any
time.
5. Any car found to be illegal will be disqualified from competition.
6. Seat belts will be used at all times.
7. All moly or hiem ball joints will have flat washers installed.
ANY CAR, TEAM, OR DRIVER NOT MEETING SPEEDWAY SPECIFICATIONS, OR STANDARD
RACING SAFETY PROCEDURES AND EQUIPMENT, IS SUBJECT TO AUTOMATIC
DISQUALIFICATION AND/OR PENALTIES.
TECHNICAL REGULATIONS
An inspection of each car will be conducted by the Technical Official.
ROLL-OVER REGULATIONS
Any car or driver rolling over will not be allowed to participate in any
event that night, unless cleared through the track official. Any official
may make comments in regards to the condition of the car and/or driver.
FLAG REGULATIONS
1. On the RED flag, two people may be on the race track with their car.
2. During a RED flag, any car being worked on upon the race track will be
done. However, if the car goes to the pits and starts in the back of the
pack and takes the following green flag, they will not be down a lap.
3. Cars involved in an accident causing the yellow flag to drop, will start
in the rear of the field and take the following green flag. Yellow flag laps
will not be counted.
4. In case of a complete restart cars will fall into position as the
original lineup.
5. NO Racing to the yellow flag is permitted. Track officials will explain
yellow flag rules.
RESTART REGULATIONS
1. Complete restart is only possible, if some of the cars get the green
starting flag and some cars farther back in the pack get into trouble and
cannot take the green flag. No loss of position or lap.
2. Green flag restarts after yellow flag. Restarts are possible for the same
reason the car or cars get into trouble. Cars will be sent to the rear.
3. All starts and restarts, Nose to tail, NO passing is allowed until green
flag is dropped were scored on the previous lap except the car or cars that
rolled.
4. “Red Flagged” cars must stop in a quick safe area, and do not pass if
possible, the rolled over car. This is to avoid an unsafe condition. For
example, fuel may be running down the track, etc.
5. Any car leaving the track may return when official directs traffic back
onto track.
TRACK AND PIT REGULATIONS
1. All cars will be required to pack the track for at least 15 minutes or 30
laps minimum.
2. Any driver who qualifies for the main event cannot complete in the semi
as an alternate, but relinquishes all points in the main, but not the money
earned.
3. If a driver is injured seriously, in the opinion of a doctor, a
substitute driver may be used in the next event. A SUBSTITUTE DRIVER MUST
HAVE PAID THEIR SILVER DOLLAR SPEEDWAY/PLACERVILLE SPEEDWAY ANNUAL
REGISTRATION. Last car a driver qualifies is the car he must drive. Car or
driver may only run in two qualifying laps. A relief driver may be used
during “OPEN SHOW” for same event. Upon pill draw a car becomes qualified.
4. If a car leaves the track (Speedway), for any reason and returns, the
owner and driver must return with the same car and number.
5. NO changing of car numbers at the track.
6. A protest of car’s legality must be filed within 10 minutes after final
event. $150.00 deposit is required with written protest. If car is legal the
$150.00 will go to the owner of the car. If the engine or fuel found to be
illegal all money and points for the night, plus points to date will be
forfeited. If the car is found illegal, the owner will be fined $200.00 or
30 days set down. Points and earnings will be forfeited for that night. The
$150.00 deposit will be returned to protester, if the car is found to be
illegal.
7. At NO time shall anyone run across the track while a race is in process.
No one will be allowed in the infield except track personal.
8. All persons in the pit area must have stamp on the hand and have signed
pit roster.
9. Any car and/or driver after first guest appearance will not be scored for
points and will receive NO money earned, until car and/or driver have paid
their annual registration for Placerville Speedway.
10. Any car considered a hazard will be BLACK flagged from the track.
Disobeying the BLACK flag, loss of position and possible fine.
11. Any car entering pits is presumed to be legal and may be checked before
the race if desired.
12. Speedway noise requirements will be strictly enforced. The DBA is
95@100ft. measured from infield. ABSOLUTELY NO EXCEPTIONS!
13. THERE MAY BE A TIME SOME INCIDENT OR SAFETY REGULATION CAN BECOME
QUESTIONABLE. IF IT IS NOT CLEARLY DEFINED IN THE REGULATION BOOK, THE
OFFICIALS CAN AND WILL HAVE THE FINAL DECISION.
Decisions of
Silver Dollar/Placerville Speedway Official(s) are final and binding without
exception.
PROMOTER RESERVES THE RIGHT TO ADD OR DELETE EVENTS AS DEEMED NECESSARY. ALL
DECISIONS WILL BE FINAL AT THE PROMOTERS DISCRETION.
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